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129772 (1999 HR11)
Classification: TransNeptunian Object          SPK-ID: 2129772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03719798059295647 5.5808e-05  
a 43.8099800770587 0.0033274 au
q 42.18033728837447 0.00076455 au
i 3.299390706436853 7.8351e-05 deg
node 83.39490883549507 0.0015604 deg
peri 133.6406561418406 0.022675 deg
M 1.463373178719377 0.020866 deg
tp 2458569.962880876693
(2019-Mar-27.46288088)
6.1691 TDB
period 105915.1316549534
289.98
12.067
0.03304
d
yr
n .003398947764827367 3.8723e-07 deg/d
Q 45.43962286574295 0.0034512 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      7709 days (21.11 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .59821  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:41:44  

Additional Information
 Earth MOID = 41.1742 au 
 Jupiter MOID = 36.7392 au 
 T_jup = 5.908 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.2   n/a MPC47777  

129772 (1999 HR11)          Discovered 1999-Apr-17 by Kitt Peak at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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